"ineffective" in Chinese (Traditional)

• 無效的

Definition

無法達到預期效果或不起作用。

Usage Notes (Chinese (Traditional))

比「沒用」更正式，常用於方法、藥物、措施。常見搭配有「ineffective treatment」、「prove ineffective」。比「useless」語氣弱。

Examples

This medicine is ineffective for headaches.

這種藥對頭痛**無效的**。

The lock was ineffective and easy to open.

這個鎖**無效的**，很容易打開。

Their efforts to stop the noise were ineffective.

他們阻止噪音的努力是**無效的**。

After a week, the new rules proved ineffective.

一週後，新規則證明是**無效的**。

He tried to fix it with tape, but that was totally ineffective.

他試圖用膠帶修好，但那完全**無效的**。

Many students found the online lessons ineffective compared to classroom teaching.

許多學生認為線上課程比教室教學**無效的**。